2221-2434 2221-2434 S2221-24342019000300210 Cuba 00 09 2019 00 09 2019 9 3 210 220

1 2015 33 3 3 10 2 2015 32 1 1 8 3 2003 4 2007 5 Núñez de Villavicencio 2006 6 2015 33 33 33 10 7 2014 10 2 2 20 8 2018 16 1 1 8 9 2015 10 2010 22 2 2 10 11 2017 12 1992 7 8 8 918-25 13 2013 14 2015 33 2 2 12 15 2015 213-32